It's not freehand though, and is super clumsy compared to Lightwave's.
I've asked for this for about 10 years now :)
2009/2/11 Jerry <jerry at axyzfx.com>:
> I think the knife operation can be achieved using the clip SOP.
> You just retain the above and below plane objects and it'll automatically
> fuse the join.
>>>> Are there any good interactive ways in Houdini to do these sorts of modeling operations:
>>>> Edge loop splitting? A
>> tool that adds a new span that you can slide to position along a run of
>> quads in the mesh. Like edge loop select that splits the selection.
>> ? I know we can make a new edge loop all the way around an object, but can we "slide" it's positioning?..
>>>> Knife? Knife
>> is similar to splitting but it just splits poly's based on camera
>> projected lines that you drag to position. It just splits across the
>> mesh regardless of edge runs, literally slicing across the mesh, but
>> only in straight lines..
>>>> Selecting an edge ring? Selecting edges that are perpendicular to edge loops (I think...)
>>>> Sliding an edge/vert along the surface? Moves it along the guestimated volume (I think..)
>>>> thanks,
>> Craig
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